4
Louisiana Purchase Purchase of new territories not listed in Constitution Jefferson, a Democratic- Republican, believed in strict interpretation of Constitution. Why did Jefferson decide to purchase land from France?

5
Louisiana Purchase Remove French presence Protect US trade to New Orleans Free passage on Mississippi River Treaty signed on April 30, 1803 Ratified by Senate (24-7 vote) on November 20, 1803 http://uspsstamps.tumblr.com/

16
Necessary Supplies Traveling Library: Barton’s Elements of Botany Antoine Simon Le Page du Pratz’s History of Louisiana Richard Kirwan’s Elements of Mineralogy A Practical Introduction to Spherics and Nautical Astronomy The Nautical Almanac and Astronomical Ephemeris a four-volume dictionary a two-volume edition of Linnaeus (the founder of the Latin classification of plants) tables for finding longitude and latitude map of the Great Bend of the Missouri River http://www.pbs.org/lewisandclark/inside/idx_equ.html